摘要：
###题目简述 Farmer John knows that an intellectually satisfied cow is a happy cow who will give more milk. He has arranged a brainy activity for cows in w 阅读全文
摘要：
###题目简述 Farmer John 已获悉一头逃亡奶牛的位置，并希望立即抓住她。 他从数轴上的点 N (0 ≤ N ≤ 100,000) 开始，而奶牛在同一数轴上的点 K (0 ≤ K ≤ 100,000) 处。 Farmer John 有两种交通方式：步行和传送。 步行：FJ可以在一分钟内从任 阅读全文
摘要：
###题目简述 You are trapped in a 3D dungeon and need to find the quickest way out! The dungeon is composed of unit cubes which may or may not be filled wi 阅读全文
